15339420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2795

約数の個数: 72

約数和(自身を含む): 48048000

約数和(自身を除く): 32708580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2749, 2790, 5498, 5580, 8247, 10996, 13745, 16494, 24741, 27490, 32988, 41235, 49482, 54980, 82470, 85219, 98964, 123705, 164940, 170438, 247410, 255657, 340876, 426095, 494820, 511314, 766971, 852190, 1022628, 1278285, 1533942, 1704380, 2556570, 3067884, 3834855, 5113140, 7669710, 15339420]

約数ペア:

[(1, 15339420), (2, 7669710), (3, 5113140), (4, 3834855), (5, 3067884), (6, 2556570), (9, 1704380), (10, 1533942), (12, 1278285), (15, 1022628), (18, 852190), (20, 766971), (30, 511314), (31, 494820), (36, 426095), (45, 340876), (60, 255657), (62, 247410), (90, 170438), (93, 164940), (124, 123705), (155, 98964), (180, 85219), (186, 82470), (279, 54980), (310, 49482), (372, 41235), (465, 32988), (558, 27490), (620, 24741), (930, 16494), (1116, 13745), (1395, 10996), (1860, 8247), (2749, 5580), (2790, 5498)]